Power Systems Critical visual voltage is the voltage at which corona is visible with blue or violet colour None of these both 1 and 2 corona is just initiated corona is visible with blue or violet colour None of these both 1 and 2 corona is just initiated ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer? star-delta delta-star delta-delta star-star star-delta delta-star delta-delta star-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 3.000 pu. 0.125 pu. 0.075 pu. 0.200 pu. 3.000 pu. 0.125 pu. 0.075 pu. 0.200 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Apart from the skin effect the non uniformity of the current distribution is also caused by ferranti effect All of these proximity effect bundled conductors ferranti effect All of these proximity effect bundled conductors ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection switch is used to provide protection against overload. temperature. over voltage. short circuit. overload. temperature. over voltage. short circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Characteristics of arc quenching medium is/are Non flammable High thermal conductivity High dielectric strength All of these Non flammable High thermal conductivity High dielectric strength All of these ANSWER DOWNLOAD EXAMIANS APP
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